view agent/src/share/classes/sun/jvm/hotspot/asm/sparc/V8FPop2Decoder.java @ 650:54782a4cd321

6812971: SA: re-attaching to process fails Summary: After attaching, de-attaching SA from a process, the second time attach() call fails. This happens because in VM.initialize(), Universe does not get re-initialized before it is accessed. Reviewed-by: swamyv
author poonam
date Sun, 15 Mar 2009 18:11:46 -0700
parents a61af66fc99e
children c18cbe5936b8
line wrap: on
line source

/*
 * Copyright 2002 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 *
 */

package sun.jvm.hotspot.asm.sparc;

import sun.jvm.hotspot.asm.*;
import java.util.*;

class V8FPop2Decoder extends FPopDecoder {
    static Map fpop2Decoders = new HashMap(); // Map<Integer, InstructionDecoder>
    static void addFPop2Decoder(int fpOpcode, InstructionDecoder decoder) {
        fpop2Decoders.put(new Integer(fpOpcode), decoder);
    }

    // opf (op=2, op3=0x35=FPop2 - Table F-6 page 231
    static {
        addFPop2Decoder(FCMPs, new FP2RegisterDecoder(FCMPs, "fcmps", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
        addFPop2Decoder(FCMPd, new FP2RegisterDecoder(FCMPd, "fcmpd", RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE));
        addFPop2Decoder(FCMPq, new FP2RegisterDecoder(FCMPq, "fcmpq", RTLDT_FL_QUAD, RTLDT_FL_QUAD));
        addFPop2Decoder(FCMPEs, new FP2RegisterDecoder(FCMPEs, "fcmpes", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
        addFPop2Decoder(FCMPEd, new FP2RegisterDecoder(FCMPEd, "fcmped", RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE));
        addFPop2Decoder(FCMPEq, new FP2RegisterDecoder(FCMPEq, "fcmpeq", RTLDT_FL_QUAD, RTLDT_FL_QUAD));
    }

    InstructionDecoder getOpfDecoder(int opf) {
        return (InstructionDecoder) fpop2Decoders.get(new Integer(opf));
    }
}